Magma Chamber: underneath the volcano there is a pocket in which the magma is stored
Pipe: a tunnel in the ground where magma rises to the surface
Vent: an opening in the volcano where gas from molten rock leaves
Lava Flow: the area covered by lava as it pours out of a vent
Crater: an area that may form at the top of a volcano around the volcano's central vent
Silica: one of the
Outline
How Magma Reaches Earth's Surface
Lava begins as magma in the mantle
magma forms in the asthenosphere
materials of the asthenosphere are under great pressure
Inside A Volcano
magma forces it's way through cracks
magma collects in a pocket called the magma chamber
Table of Contents
3.2 Volcanic Activity
Vocabulary
Magma Chamber: underneath the volcano there is a pocket in which the magma is stored
Pipe: a tunnel in the ground where magma rises to the surface
Vent: an opening in the volcano where gas from molten rock leaves
Lava Flow: the area covered by lava as it pours out of a vent
Crater: an area that may form at the top of a volcano around the volcano's central vent
Silica: one of the
Outline
How Magma Reaches Earth's Surface
Inside A Volcano
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